TPI presents the perfect unit for convenient and safe heat for your place. 9.9KW 5100 Series Horizontal/Vertical Discharge Fan Forced Suspended Unit Heater model F2F5110CA1L produces an amazing output of 33.8 BTU/Hr. This units is ideal for applications up to 6000 feet. It is designed using best quality 18 ga. steel cabinet with powder coated finish.